The distinct odor that follows copulation (sexual activity). The term "low tie" refers to the smell usually registering after several moments within the vicinity while also remaining for quite some duration.

n. regarding pooping, a payload so large that a portion of it extends above the surface of the toilet water. similar in concept to hidden rocks in a ocean bay which, at low tide, protrude for all to see. see also break water.

Typically on a hot summer day/night when the women are wearing as little clothing as is practical- figure a short skirt/dress- and are hot, bothered and lathered up to the point where the smell of pussy is in the air, so pronounced so as to remind of the smell of the bay at low tide. This only applies when the relative general hotness of the women in that particular city is also high.

Sniff, sniff...since it's so hot today, all the broads must be airing out their snatches. It's LOW TIDE in the city!